[clang] [Clang] Extend lifetime of temporaries in mem-default-init for P2718R0 (PR #86960)

[via cfe-commits]

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@@ -1230,11 +1230,26 @@ CodeGenFunction::EmitCXXForRangeStmt(const 
CXXForRangeStmt &S,
   JumpDest LoopExit = getJumpDestInCurrentScope("for.end");
 
   LexicalScope ForScope(*this, S.getSourceRange());
+  const DeclStmt *RangeDS = cast<DeclStmt>(S.getRangeStmt());
+  const VarDecl *RangeVar = cast<VarDecl>(RangeDS->getSingleDecl());
+  if (getLangOpts().CPlusPlus23)
+    ForScope.setForRangeVar(RangeVar);
 
   // Evaluate the first pieces before the loop.
   if (S.getInit())
     EmitStmt(S.getInit());
   EmitStmt(S.getRangeStmt());
+
+  // Emit cleanup for tempories in for-range-init expression.
+  if (getLangOpts().CPlusPlus23) {
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yronglin wrote:

Same as above.

https://github.com/llvm/llvm-project/pull/86960
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